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Day 1 Outlook • April 20, 2026
Day 2 Outlook • April 21, 2026
Day 3 Outlook • April 22, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for ROUND MOUNTAIN, TEXAS

Current Conditions: ROUND MOUNTAIN, TEXAS

LLANO (KAQO)

Light Rain and Fog/Mist

53.6 F
Humidity:94%
Wind Speed:W 5.8 mph
Barometer:30.28 in
Dewpoint:51.8 F
Visibility:5.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 20 2026, 03:55 AM CDT
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5 Day Forecast for ROUND MOUNTAIN, TEXAS (78663)

Monday

High 59 °F
T-storms Likely
Monday
Night
Low 55 °F
T-storms Likely
Tuesday

High 66 °F
T-storms Likely
Tuesday
Night
Low 62 °F
Chance of T-storms
Wednesday

High 78 °F
Isolated T-storm
Wednesday
Night
Low 64 °F
Mostly Cloudy
Thursday

High 80 °F
Mostly Cloudy
Thursday
Night
Low 68 °F
Mostly Cloudy
Friday

High 86 °F
Partly Sunny

Detailed Forecast for ROUND MOUNTAIN, TEXAS (78663)

Monday
Thunderstorms Likely. High near 59°F. Wind 6 to 8 mph, with gusts as high as 17 mph.
Monday Night
Thunderstorms Likely. Low around 55°F. Wind 6 to 7 mph, with gusts as high as 15 mph.
Tuesday
Thunderstorms Likely. High near 66°F. Wind 9 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Chance of Thunderstorms. Low around 62°F. Wind 8 to 9 mph, with gusts as high as 17 mph.
Wednesday
Isolated T-storm. High near 78°F. Wind 9 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly Cloudy. Low around 64°F. Wind around 14 mph, with gusts as high as 23 mph.
Thursday
Mostly Cloudy. High near 80°F. Wind 10 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly Cloudy. Low around 68°F. Wind around 14 mph, with gusts as high as 24 mph.
Friday
Partly Sunny. High near 86°F. Wind 8 to 9 mph, with gusts as high as 17 mph.
Friday Night
Mostly Cloudy. Low around 66°F. Wind around 9 mph, with gusts as high as 17 mph.
Saturday
Mostly Cloudy. High near 82°F. Wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly Cloudy. Low around 64°F. Wind around 10 mph, with gusts as high as 18 mph.
Sunday
Isolated T-storm. High near 80°F. Wind 9 to 10 mph, with gusts as high as 18 mph.
TX Radar
Current Radar • TX
Day 1 Outlook • April 20, 2026

Observation History for ROUND MOUNTAIN, TEXAS

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
03:55 AM CDT W 5.8 5.00 Light Rain and Fog/Mist -- 53.6 51.8 94% NA NA 30.28 1025.4
03:15 AM CDT W 8.1 10.00 Light Rain -- 55.4 50.0 82% NA NA 30.29 1025.7
02:55 AM CDT W 6.9 10.00 Light Rain -- 55.4 50.0 82% NA NA 30.28 1025.4
02:15 AM CDT 0.0 10.00 Cloudy -- 59.0 50.0 72% NA NA 30.27 1025.1
01:55 AM CDT 0.0 10.00 Cloudy -- 59.0 48.2 67% NA NA 30.27 1025.1
01:35 AM CDT 0.0 10.00 Cloudy -- 59.0 50.0 72% NA NA 30.26 1024.7
01:15 AM CDT 0.0 10.00 Cloudy -- 57.2 51.8 82% NA NA 30.27 1025.1
12:55 AM CDT 0.0 10.00 Cloudy -- 57.2 51.8 82% NA NA 30.27 1025.1
12:35 AM CDT 0.0 10.00 Cloudy -- 59.0 % NA NA 30.28 1025.4
12:15 AM CDT 0.0 10.00 Cloudy -- 57.2 % NA NA 30.28 1025.4
11:55 PM CDT 0.0 10.00 Cloudy -- 57.2 50.0 77% NA NA 30.29 1025.7
11:35 PM CDT 0.0 10.00 Mostly Cloudy -- 55.4 48.2 77% NA NA 30.28 1025.4
11:15 PM CDT 0.0 10.00 Partly Cloudy -- 55.4 46.4 72% NA NA 30.28 1025.4
10:55 PM CDT 0.0 10.00 Partly Cloudy -- 55.4 44.6 67% NA NA 30.29 1025.7
10:35 PM CDT 0.0 0.25 Cloudy -- 57.2 41.0 55% NA NA 30.27 1025.1
10:15 PM CDT 0.0 10.00 Mostly Cloudy -- 57.2 42.8 59% NA NA 30.27 1025.1
09:55 PM CDT 0.0 10.00 Partly Cloudy -- 55.4 44.6 67% NA NA 30.27 1025.1
09:35 PM CDT E 4.7 10.00 Mostly Clear -- NULL 44.6 % NA NA 30.25 1024.4
09:15 PM CDT 0.0 10.00 Mostly Clear -- 57.2 48.2 72% NA NA 30.25 1024.4
08:55 PM CDT 3.4 10.00 Clear -- 59.0 44.6 59% NA NA 30.25 1024.4
08:35 PM CDT 0.0 9.00 Clear -- 60.8 41.0 48% NA NA 30.26 1024.7
08:15 PM CDT 0.0 10.00 Clear -- 60.8 42.8 51% NA NA 30.25 1024.4
07:55 PM CDT E 4.7 10.00 Mostly Clear -- 62.6 41.0 45% NA NA 30.25 1024.4
07:35 PM CDT 4.7 10.00 Clear -- 64.4 37.4 37% NA NA 30.25 1024.1

Regional Weather Observation

LLANO (KAQO)

Light Rain and Fog/Mist
53.6 F

HORSESHOE BAY (KDZB)

Light Rain
55.4 F

BURNET (KBMQ)

Rain
55.4 F

FREDERICKSBURG (KT82)

Light Drizzle
51.8 F

LAGO VISTA (KRYW)

Light Rain
58.1 F

AUSTIN/MABRY (KATT)

Cloudy
57.9 F
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